﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Maticsoft.DBUtility;//Please add references
namespace Taxes.DAL
{
	/// <summary>
	/// 数据访问类:region_tax
	/// </summary>
	public partial class region_tax
	{
		public region_tax()
		{}
		#region  Method

		/// <summary>
		/// 得到最大ID
		/// </summary>
		public int GetMaxId()
		{
		return DbHelperSQL.GetMaxID("ID", "region_tax"); 
		}

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int ID)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from region_tax");
			strSql.Append(" where ID=@ID");
			SqlParameter[] parameters = {
					new SqlParameter("@ID", SqlDbType.Int,4)
};
			parameters[0].Value = ID;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(Taxes.Model.region_tax model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into region_tax(");
			strSql.Append("region_name,region_value,region_unit_price,in_date)");
			strSql.Append(" values (");
			strSql.Append("@region_name,@region_value,@region_unit_price,@in_date)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@region_name", SqlDbType.VarChar,50),
					new SqlParameter("@region_value", SqlDbType.VarChar),
					new SqlParameter("@region_unit_price", SqlDbType.Decimal,9),
					new SqlParameter("@in_date", SqlDbType.DateTime)};
			parameters[0].Value = model.region_name;
			parameters[1].Value = model.region_value;
			parameters[2].Value = model.region_unit_price;
			parameters[3].Value = model.in_date;

			object obj = DbHelperSQL.GetSingle(strSql.ToString(),parameters);
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(Taxes.Model.region_tax model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update region_tax set ");
			strSql.Append("region_name=@region_name,");
			strSql.Append("region_value=@region_value,");
			strSql.Append("region_unit_price=@region_unit_price,");
			strSql.Append("in_date=@in_date");
			strSql.Append(" where ID=@ID");
			SqlParameter[] parameters = {
					new SqlParameter("@region_name", SqlDbType.VarChar,50),
					new SqlParameter("@region_value", SqlDbType.VarChar),
					new SqlParameter("@region_unit_price", SqlDbType.Decimal,9),
					new SqlParameter("@in_date", SqlDbType.DateTime),
					new SqlParameter("@ID", SqlDbType.Int,4)};
			parameters[0].Value = model.region_name;
			parameters[1].Value = model.region_value;
			parameters[2].Value = model.region_unit_price;
			parameters[3].Value = model.in_date;
			parameters[4].Value = model.ID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(int ID)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from region_tax ");
			strSql.Append(" where ID=@ID");
			SqlParameter[] parameters = {
					new SqlParameter("@ID", SqlDbType.Int,4)
};
			parameters[0].Value = ID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 批量删除数据
		/// </summary>
		public bool DeleteList(string IDlist )
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from region_tax ");
			strSql.Append(" where ID in ("+IDlist + ")  ");
			int rows=DbHelperSQL.ExecuteSql(strSql.ToString());
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public Taxes.Model.region_tax GetModel(int ID)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select  top 1 ID,region_name,region_value,region_unit_price,in_date from region_tax ");
			strSql.Append(" where ID=@ID");
			SqlParameter[] parameters = {
					new SqlParameter("@ID", SqlDbType.Int,4)
};
			parameters[0].Value = ID;

			Taxes.Model.region_tax model=new Taxes.Model.region_tax();
			DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				if(ds.Tables[0].Rows[0]["ID"]!=null && ds.Tables[0].Rows[0]["ID"].ToString()!="")
				{
					model.ID=int.Parse(ds.Tables[0].Rows[0]["ID"].ToString());
				}
				if(ds.Tables[0].Rows[0]["region_name"]!=null && ds.Tables[0].Rows[0]["region_name"].ToString()!="")
				{
					model.region_name=ds.Tables[0].Rows[0]["region_name"].ToString();
				}
				if(ds.Tables[0].Rows[0]["region_value"]!=null && ds.Tables[0].Rows[0]["region_value"].ToString()!="")
				{
					model.region_value=ds.Tables[0].Rows[0]["region_value"].ToString();
				}
				if(ds.Tables[0].Rows[0]["region_unit_price"]!=null && ds.Tables[0].Rows[0]["region_unit_price"].ToString()!="")
				{
					model.region_unit_price=decimal.Parse(ds.Tables[0].Rows[0]["region_unit_price"].ToString());
				}
				if(ds.Tables[0].Rows[0]["in_date"]!=null && ds.Tables[0].Rows[0]["in_date"].ToString()!="")
				{
					model.in_date=DateTime.Parse(ds.Tables[0].Rows[0]["in_date"].ToString());
				}
				return model;
			}
			else
			{
				return null;
			}
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ID,region_name,region_value,region_unit_price,in_date ");
			strSql.Append(" FROM region_tax ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获得前几行数据
		/// </summary>
		public DataSet GetList(int Top,string strWhere,string filedOrder)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ");
			if(Top>0)
			{
				strSql.Append(" top "+Top.ToString());
			}
			strSql.Append(" ID,region_name,region_value,region_unit_price,in_date ");
			strSql.Append(" FROM region_tax ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			strSql.Append(" order by " + filedOrder);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SqlParameter[] parameters = {
					new SqlParameter("@tblName", SqlDbType.VarChar, 255),
					new SqlParameter("@fldName", SqlDbType.VarChar, 255),
					new SqlParameter("@PageSize", SqlDbType.Int),
					new SqlParameter("@PageIndex", SqlDbType.Int),
					new SqlParameter("@IsReCount", SqlDbType.Bit),
					new SqlParameter("@OrderType", SqlDbType.Bit),
					new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
					};
			parameters[0].Value = "region_tax";
			parameters[1].Value = "ID";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  Method
	}
}

